Michael Rosenberg b76b924080 Implement Lizard encoding/decoding (#826) ... * Vendor lizard hash to curve from Signal * Add invalid Lizard encoding test * Added lizard details to readme and changelog * Upgrade ristretto.sage to Python3 * Add lizard test vector generation to ristretto.sage * Added map_to_curve and its inverse * Use CtOption instead of bitmasks; other cleanup * Add README to lizard folder * Split map_to_curve into map_to_curve and map_to_curve_restricted; make its inverse return 16 elements * Consolidate Ristretto Elligator functions into its own file		2025-10-24 17:20:50 -04:00
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ristretto.sage	Implement Lizard encoding/decoding (#826)	2025-10-24 17:20:50 -04:00